os.h revision 89750 
11541Srgrimes#include <sys/types.h>
21541Srgrimes#include <sys/param.h>	/* This defines BSD */
31541Srgrimes#if defined(BSD) && !defined(BSD4_4) && !defined(__osf__)
41541Srgrimes# include <stdio.h>
51541Srgrimes# include <strings.h>
61541Srgrimes# define strchr(a, b)		index((a), (b))
71541Srgrimes# define strrchr(a, b)		rindex((a), (b))
81541Srgrimes# define memcpy(a, b, c)	bcopy((b), (a), (c))
91541Srgrimes# define memzero(a, b)		bzero((a), (b))
101541Srgrimes# define memcmp(a, b, c)	bcmp((a), (b), (c))
111541Srgrimes#if defined(NeXT)
121541Srgrimes  typedef void sigret_t;
131541Srgrimes#else
141541Srgrimes  typedef int sigret_t;
151541Srgrimes#endif
161541Srgrimes
171541Srgrimes/* system routines that don't return int */
181541Srgrimeschar *getenv();
191541Srgrimescaddr_t malloc();
201541Srgrimes
211541Srgrimes#else
221541Srgrimes# include <stdio.h>
231541Srgrimes# define setbuffer(f, b, s)	setvbuf((f), (b), (b) ? _IOFBF : _IONBF, (s))
241541Srgrimes# include <string.h>
251541Srgrimes# include <memory.h>
261541Srgrimes# include <stdlib.h>
271541Srgrimes# define memzero(a, b)		memset((a), 0, (b))
281541Srgrimes  typedef void sigret_t;
291541Srgrimes#endif
301541Srgrimes
311541Srgrimes/* some systems declare sys_errlist in stdio.h! */
321541Srgrimes#if defined(__NetBSD__) || defined(__FreeBSD__)
331541Srgrimes#if !defined(__m68k__)
341541Srgrimes#  if !defined(__NetBSD132__)
351541Srgrimes#define SYS_ERRLIST_DECLARED
361541Srgrimes#  endif	/* __NetBSD132__ */
371541Srgrimes#endif
381541Srgrimes#endif
391541Srgrimes